Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'f02584091a5098bcd3db281e01d894c4d28b22cc1256bb4ce7ce83f21b2c64c5' 
  AND token = 'Gd4rzNcCvbAf1Yv0+z36cVH+lsIs1mtc7IRnRu4g2Fg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}